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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: db.cxx,v $
* $Revision: 1.8 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmlhelp.hxx"
#include "db.hxx"
#include <rtl/alloc.h>
#include <cstring>
namespace berkeleydbproxy {
//----------------------------------------------------------------------------
namespace db_internal
{
// static void raise_error(int dberr, const char * where);
static inline int check_error(int dberr, const char * where)
{
(void)where;
// if (dberr) raise_error(dberr,where);
return dberr;
}
}
Db::Db()
{
db_internal::check_error( db_create(&m_pDBP,0,0),"Db::Db" );
}
Db::~Db()
{
if (m_pDBP)
{
// should not happen
// TODO: add assert
}
}
int Db::close(u_int32_t flags)
{
int error = m_pDBP->close(m_pDBP,flags);
m_pDBP = 0;
return db_internal::check_error(error,"Db::close");
}
int Db::open(DB_TXN *txnid,
const char *file,
const char *database,
DBTYPE type,
u_int32_t flags,
int mode)
{
int err = m_pDBP->open(m_pDBP,txnid,file,database,type,flags,mode);
return db_internal::check_error( err,"Db::open" );
}
int Db::get(DB_TXN *txnid, Dbt *key, Dbt *data, u_int32_t flags)
{
int err = m_pDBP->get(m_pDBP,txnid,key,data,flags);
// these are non-exceptional outcomes
if (err != DB_NOTFOUND && err != DB_KEYEMPTY)
db_internal::check_error( err,"Db::get" );
return err;
}
int Db::cursor(DB_TXN *txnid, Dbc **cursorp, u_int32_t flags)
{
DBC * dbc = 0;
int error = m_pDBP->cursor(m_pDBP,txnid,&dbc,flags);
if (!db_internal::check_error(error,"Db::cursor"))
*cursorp = new Dbc(dbc);
return error;
}
//----------------------------------------------------------------------------
Dbc::Dbc(DBC * dbc)
: m_pDBC(dbc)
{
}
Dbc::~Dbc()
{
}
int Dbc::close()
{
int err = m_pDBC->c_close(m_pDBC);
delete this;
return db_internal::check_error( err,"Dbcursor::close" );
}
int Dbc::get(Dbt *key, Dbt *data, u_int32_t flags)
{
int err = m_pDBC->c_get(m_pDBC,key,data,flags);
// these are non-exceptional outcomes
if (err != DB_NOTFOUND && err != DB_KEYEMPTY)
db_internal::check_error( err, "Dbcursor::get" );
return err;
}
//----------------------------------------------------------------------------
Dbt::Dbt()
{
using namespace std;
DBT * thispod = this;
memset(thispod, 0, sizeof *thispod);
}
Dbt::Dbt(void *data_arg, u_int32_t size_arg)
{
using namespace std;
DBT * thispod = this;
memset(thispod, 0, sizeof *thispod);
this->set_data(data_arg);
this->set_size(size_arg);
}
Dbt::Dbt(const Dbt & other)
{
using namespace std;
const DBT *otherpod = &other;
DBT *thispod = this;
memcpy(thispod, otherpod, sizeof *thispod);
}
Dbt& Dbt::operator = (const Dbt & other)
{
if (this != &other)
{
using namespace std;
const DBT *otherpod = &other;
DBT *thispod = this;
memcpy(thispod, otherpod, sizeof *thispod);
}
return *this;
}
Dbt::~Dbt()
{
}
void * Dbt::get_data() const
{
return this->data;
}
void Dbt::set_data(void *value)
{
this->data = value;
}
u_int32_t Dbt::get_size() const
{
return this->size;
}
void Dbt::set_size(u_int32_t value)
{
this->size = value;
}
void Dbt::set_flags(u_int32_t value)
{
this->flags = value;
}
//----------------------------------------------------------------------------
/*
void db_internal::raise_error(int dberr, const char * where)
{
if (!where) where = "<unknown>";
const char * dberrmsg = db_strerror(dberr);
if (!dberrmsg || !*dberrmsg) dberrmsg = "<unknown DB error>";
rtl::OString msg = where;
msg += ": ";
msg += dberrmsg;
throw DbException(msg);
}
*/
//----------------------------------------------------------------------------
} // namespace ecomp
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